The concentrations of organic lead mere low in both instances and it is worth noting that the absolute amounts of organic lead in the scale were less than 0.2 mg. in the entire ICO sc. feet of surface and about 1.3 mg. from the entire IOC sa. feet of bottom plate.

National Lead Co.

"Air Lead Coocentratlona froe Aatqaotlve fartneo" by Richard 8.

This Z66.1 Standard requires that the dried film shall not contain more than IX lead.

Soott joined the Company in 1914 as secretary of the Rational Lead Co. of California.

But first tests showed no traces of lead in her blood or other fluids.

j Conc: Limit values for lead workers; Amsterdam-conference 1968 Lear Mr.

For your information I should like to point out that there has never been a case of lead poisoning in this occupation# and that the persons engaged in it do not show any even slight increase in their level of lead excretion as evidence of lead absorption.

Evans Lead Co.

Some of the pertinent data will be included in the lead panel report.

TSTRA ETHYL LEAD PLANT ` * DR.

The concentrations of organic lead mere lot?

Provide covers for all containers of lead. 18.

Paul Mahnken a few days ago for lead determination.

This is in addition to the routine physical examinations for indications of lead poisoning.